Maximum Population Year LeetCode solution in C++

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class Solution {
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 public:
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  int maximumPopulation(vector<vector<int>> &logs) {
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    int arr[101] = {0};
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    for (vector<int> log : logs) {
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      arr[log[0] - 1950]++;
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      arr[log[1] - 1950]--;
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    }
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    int max = 0, year, cnt = 0;
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    for (int i = 0; i < 101; i++) {
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      cnt += arr[i];
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      if (cnt > max) max = cnt, year = i;
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    }
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    return year + 1950;
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  }
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};